Treasury Warns Banks It Might Intervene in Dollar-Yen Exchange Rate

The Japanese currency has weakened substantially against U.S. currency in recent years to near multidecade lows.

Apple Falls, But Amazon, Other Stocks Push Nasdaq Composite Higher

The Nasdaq composite climbed, with Apple's decline offset by Amazon's rise following its report of accelerating cloud-computing sales.

Fed's Barkin Says It's a 'Close Call' Whether Rates Are High Enough